420161273

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{19507}}^1$

素因数の和:19712

約数の個数: 16

約数和(自身を含む): 511265664

約数和(自身を除く): 91104391

約数列:

[1, 7, 17, 119, 181, 1267, 3077, 19507, 21539, 136549, 331619, 2321333, 3530767, 24715369, 60023039, 420161273]

約数ペア:

[(1, 420161273), (7, 60023039), (17, 24715369), (119, 3530767), (181, 2321333), (1267, 331619), (3077, 136549), (19507, 21539)]